electrical - Can 12 gauge wire be inserted into 14 gauge switch

Is it safe for a 12 gauge wire to be inserted into the 14 gauge slot on a light switch? I moved recently and was changing some light switches and noticed that several of the lights are wired this w

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Fit for 14 and 16 Gauge Wire: High temperature resistant housing and high current switch, can be used for high power appliances, outdoor appliances

2Pcs Inline Cord Switch Waterproof 12V-250V AC/DC On/Off Electrical Cord Switch for 14-Gauge and 16-Gauge Outdoor Extension Cord Switch with Red Light

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switch - What kind of wire is the white neutral wire and where can I get it? - Home Improvement Stack Exchange

Southwire 250 ft. 12/3 Solid Romex SIMpull CU NM-B W/G Wire 63947655 - The Home Depot

CURT 59432 Male Quick Connectors (16-14 Wire Gauge,, 53% OFF

electrical - What size and type wire should I use to pigtail to my light switches? - Home Improvement Stack Exchange

How To Wire An Electrical Outlet - Addicted 2 Decorating®

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Code Calculations

Rewire a Switch that Controls an Outlet to Control an Overhead Light or Fan